﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 构造函数
{
    class sum
    {
       
        public  int scrff(int a, int b)
        {
            return a + b;
            Console.WriteLine("你大爷的是阵型加法");
        }
        public string scrff(string a, string b)
        {
            return a + b;
            Console.WriteLine("你大爷的是字符串");
        }
        public Double scrff(Double a, int b)
        {
            return a + b;
            Console.WriteLine("你大爷的是双精度加字符串");

        }
    }
}
